Add HE AAC support to ISO BMFF.

media/mp4/es_descriptor_unittest.cc

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "media/mp4/es_descriptor.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace media {
+
+namespace mp4 {
+
+TEST(ESDescriptorTest, SingleByteLengthTest) {
+  ESDescriptor es_desc;
+  uint8 buffer[] = {
+    0x03, 0x19, 0x00, 0x01, 0x00, 0x04, 0x11, 0x40,
+    0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x05, 0x02, 0x12, 0x10,
+    0x06, 0x01, 0x02
+  };
+  std::vector<uint8> data;
+
+  data.assign(buffer, buffer + sizeof(buffer));
+
+  EXPECT_EQ(es_desc.object_type(), kForbidden);
+  EXPECT_TRUE(es_desc.Parse(data));
+  EXPECT_EQ(es_desc.object_type(), kISO_14496_3);
+  EXPECT_EQ(es_desc.decoder_specific_info().size(), 2u);
+  EXPECT_EQ(es_desc.decoder_specific_info()[0], 0x12);
+  EXPECT_EQ(es_desc.decoder_specific_info()[1], 0x10);
+}
+
+TEST(ESDescriptorTest, NonAACTest) {
+  ESDescriptor es_desc;
+  uint8 buffer[] = {
+    0x03, 0x19, 0x00, 0x01, 0x00, 0x04, 0x11, 0x66,
+    0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x05, 0x02, 0x12, 0x10,
+    0x06, 0x01, 0x02
+  };
+  std::vector<uint8> data;
+
+  data.assign(buffer, buffer + sizeof(buffer));
+
+  EXPECT_TRUE(es_desc.Parse(data));
+  EXPECT_NE(es_desc.object_type(), kISO_14496_3);
+  EXPECT_EQ(es_desc.decoder_specific_info().size(), 2u);
+  EXPECT_EQ(es_desc.decoder_specific_info()[0], 0x12);
+  EXPECT_EQ(es_desc.decoder_specific_info()[1], 0x10);
+}
+
+TEST(ESDescriptorTest, MultiByteLengthTest) {
+  ESDescriptor es_desc;
+  uint8 buffer[] = {
+    0x03, 0x80, 0x19, 0x00, 0x01, 0x00, 0x04, 0x80,
+    0x80, 0x11, 0x40, 0x15, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05,
+    0x80, 0x80, 0x80, 0x02, 0x12, 0x10, 0x06, 0x01,
+    0x02
+  };
+  std::vector<uint8> data;
+
+  data.assign(buffer, buffer + sizeof(buffer));
+
+  EXPECT_TRUE(es_desc.Parse(data));
+  EXPECT_EQ(es_desc.object_type(), kISO_14496_3);
+  EXPECT_EQ(es_desc.decoder_specific_info().size(), 2u);
+  EXPECT_EQ(es_desc.decoder_specific_info()[0], 0x12);
+  EXPECT_EQ(es_desc.decoder_specific_info()[1], 0x10);
+}
+
+TEST(ESDescriptorTest, FiveByteLengthTest) {
+  ESDescriptor es_desc;
+  uint8 buffer[] = {
+    0x03, 0x80, 0x19, 0x00, 0x01, 0x00, 0x04, 0x80,
+    0x80, 0x11, 0x40, 0x15, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05,
+    0x80, 0x80, 0x80, 0x80, 0x02, 0x12, 0x10, 0x06,
+    0x01, 0x02
+  };
+  std::vector<uint8> data;
+
+  data.assign(buffer, buffer + sizeof(buffer));
+
+  EXPECT_TRUE(es_desc.Parse(data));
+  EXPECT_EQ(es_desc.object_type(), kISO_14496_3);
+  EXPECT_EQ(es_desc.decoder_specific_info().size(), 0u);
+}
+
+}  // namespace mp4
+
+}  // namespace media